技术规格说明书
产品名称
聚（乙二醇） BioUltra, 35,000
产品编号
94646
产品品牌
sigma
化学文摘社编号
25322-68-3
分子量
Test皿 | 规格 |
|---|---|
| APPEARANCE (COLOR) | Colorless or White |
| APPEARANCE (FORM) | Powder or Crystals or Flakes |
| Molecular Number Mn (GPC-Analysis) | Report Result |
| Molecular Weight Mp (GPC-Analysis) | Report Result |
| Molecular Weight Mw (GPC-Analysis) | Report Result |
| Molecular Weight Mz (GPC-Analysis) | Report Result |
| Polydispersity Index (PDI) (GPC-Analysis) | Report Result |
| MELTING POINT | 64 - 66 C |
| WATER | ≤ 1.0 % |
| SULFATED ASH | ≤ 0.2 % |
| INFRARED SPECTRUM | CONFORMS TO STRUCTURE |
| VISCOSITY (ROTATION) | 11000 - 14000 mPas |
| VISCOSITY (CONDITIONS) | 50 % IN H2O, 20 C |
| Miscellaneous Assay | MOLECULAR MASS (CALCULATED FROM HYDROXYL VALUE) |
| Miscellaneous Assay | Stabilizer BHA <500 ppm |
| HYDROXYL VALUE | 2.5 - 5.5 mg KOH/g |
| TRACES PEROXIDE (AS H2O2) | ≤ 50 mg/kg |
| METAL TRACE ANALYSIS (ICP) | CORRESPONDS TO REQUIREMENTS |
| ALUMINIUM (ICP) | ≤ 5 mg/kg |
| BARIUM (ICP) | ≤ 5 mg/kg |
| BISMUTH (ICP) | ≤ 5 mg/kg |
| CALCIUM (ICP) | ≤ 10 mg/kg |
| CADMIUM (ICP) | ≤ 5 mg/kg |
| COBALT (ICP) | ≤ 5 mg/kg |
| CHROMIUM (ICP) | ≤ 5 mg/kg |
| COPPER (ICP) | ≤ 5 mg/kg |
| IRON (ICP) | ≤ 5 mg/kg |
| POTASSIUM (ICP) | ≤ 200 mg/kg |
| LITHIUM (ICP) | ≤ 5 mg/kg |
| MAGNESIUM (ICP) | ≤ 5 mg/kg |
| MANGANESE (ICP) | ≤ 5 mg/kg |
| MOLYBDENUM (ICP) | ≤ 5 mg/kg |
| SODIUM (ICP) | ≤ 200 mg/kg |
| NICKEL (ICP) | ≤ 5 mg/kg |
| LEAD (ICP) | ≤ 5 mg/kg |
| STRONTIUM (ICP) | ≤ 5 mg/kg |
| ZINC (ICP) | ≤ 5 mg/kg |
| ARSENIC TRACES (MHS-AAS) | ≤ 0.1 mg/kg |
| TOTAL SULFUR AS SO4 (ICP) | ≤ 50 mg/kg |
| CHLORIDE (CL) | ≤ 50 mg/kg |
| SOLUBILITY (METHOD) | 1.500 G IN 30 ML H2O |
| APPEARANCE (SOLUTION) | CLEAR COLORLESS |
| PH (SOLUTION) | 5.5 - 7.0 |
| RESIDUE (FILTER TEST) | NO RESIDUE |
| UV - ABS. AT 260 NM | ≤ 0.12 |
| UV - ABS. AT 280 NM | ≤ 0.12 |
| CUT-OFF | Report Result |
| RECOMMENDED RETEST PERIOD | 42 MONTHS |